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Add the new sqlite3.mDbFlags field. Factor out bits of sqlite3.flags that

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do not interact with PRAGMA statements into sqlite3.mDbFlags.

FossilOrigin-Name: 3808a00f06d372cc531da039d97bd974e4a6576a30cf63bf562f83f186b313b3
This commit is contained in:
drh
2017-07-26 19:59:13 +00:00
parent 61ffb2cda6
commit 8257aa8dbe
12 changed files with 71 additions and 65 deletions
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6
src/vdbe.c
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@@ -2950,7 +2950,7 @@ case OP_Savepoint: {
int isSchemaChange;
iSavepoint = db->nSavepoint - iSavepoint - 1;
if( p1==SAVEPOINT_ROLLBACK ){
isSchemaChange = (db->flags & SQLITE_InternChanges)!=0;
isSchemaChange = (db->mDbFlags & DBFLAG_SchemaChange)!=0;
for(ii=0; ii<db->nDb; ii++){
rc = sqlite3BtreeTripAllCursors(db->aDb[ii].pBt,
SQLITE_ABORT_ROLLBACK,
@@ -2969,7 +2969,7 @@ case OP_Savepoint: {
if( isSchemaChange ){
sqlite3ExpirePreparedStatements(db);
sqlite3ResetAllSchemasOfConnection(db);
db->flags = (db->flags | SQLITE_InternChanges);
db->mDbFlags |= DBFLAG_SchemaChange;
}
}
@@ -3249,7 +3249,7 @@ case OP_SetCookie: {
if( pOp->p2==BTREE_SCHEMA_VERSION ){
/* When the schema cookie changes, record the new cookie internally */
pDb->pSchema->schema_cookie = pOp->p3;
db->flags |= SQLITE_InternChanges;
db->mDbFlags |= DBFLAG_SchemaChange;
}else if( pOp->p2==BTREE_FILE_FORMAT ){
/* Record changes in the file format */
pDb->pSchema->file_format = pOp->p3;